The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 31, 2016
Filed:
Nov. 26, 2014
Applicant:
Lg Electronics Inc., Seoul, KR;
Inventors:
Assignee:
LG ELECTRONICS INC., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 29/66 (2006.01); H01L 31/18 (2006.01); H01L 31/0224 (2006.01); H01L 21/266 (2006.01); H01L 31/0747 (2012.01); H01L 31/0352 (2006.01);
U.S. Cl.
CPC ...
H01L 31/1804 (2013.01); H01L 21/266 (2013.01); H01L 31/022441 (2013.01); H01L 31/03529 (2013.01); H01L 31/0747 (2013.01); H01L 31/1864 (2013.01); Y02P 70/521 (2015.11);
Abstract
A solar cell is discussed. The solar cell according to an embodiment includes a semiconductor substrate, a first conductive type region and a second conductive type region disposed on the same side of the semiconductor substrate, wherein at least one of the first and second conductive type regions includes a main region and a boundary region disposed at a peripheral portion of the main region, and the boundary region has at least one of a varying doping concentration and a varying doping depth.